JPS6026620B2 - 再生砂の製造方法 - Google Patents
再生砂の製造方法Info
- Publication number
- JPS6026620B2 JPS6026620B2 JP56082439A JP8243981A JPS6026620B2 JP S6026620 B2 JPS6026620 B2 JP S6026620B2 JP 56082439 A JP56082439 A JP 56082439A JP 8243981 A JP8243981 A JP 8243981A JP S6026620 B2 JPS6026620 B2 JP S6026620B2
- Authority
- JP
- Japan
- Prior art keywords
- sand
- sodium silicate
- weight
- carbonate
- binder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000004576 sand Substances 0.000 title claims abstract description 124
- 238000004519 manufacturing process Methods 0.000 title claims description 3
- 239000004115 Sodium Silicate Substances 0.000 claims abstract description 54
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 54
- 229910052911 sodium silicate Inorganic materials 0.000 claims abstract description 54
- 238000000034 method Methods 0.000 claims abstract description 33
- 239000000203 mixture Substances 0.000 claims abstract description 31
- -1 alkylene carbonate Chemical compound 0.000 claims abstract description 28
- 238000005058 metal casting Methods 0.000 claims abstract description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 143
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical group CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims description 21
- 238000005299 abrasion Methods 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 15
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 8
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 3
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 claims description 2
- 239000011230 binding agent Substances 0.000 abstract description 39
- 239000004848 polyfunctional curative Substances 0.000 abstract description 20
- 229910052681 coesite Inorganic materials 0.000 description 12
- 229910052906 cristobalite Inorganic materials 0.000 description 12
- 229910052682 stishovite Inorganic materials 0.000 description 12
- 229910052905 tridymite Inorganic materials 0.000 description 12
- 239000003795 chemical substances by application Substances 0.000 description 9
- 238000001035 drying Methods 0.000 description 8
- 230000008929 regeneration Effects 0.000 description 7
- 238000011069 regeneration method Methods 0.000 description 7
- 229930006000 Sucrose Natural products 0.000 description 5
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 5
- ZNCPFRVNHGOPAG-UHFFFAOYSA-L sodium oxalate Chemical compound [Na+].[Na+].[O-]C(=O)C([O-])=O ZNCPFRVNHGOPAG-UHFFFAOYSA-L 0.000 description 5
- 229940039790 sodium oxalate Drugs 0.000 description 5
- 239000005720 sucrose Substances 0.000 description 5
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 4
- 230000013872 defecation Effects 0.000 description 4
- 230000006798 recombination Effects 0.000 description 4
- 238000005215 recombination Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 230000001172 regenerating effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- URAYPUMNDPQOKB-UHFFFAOYSA-N triacetin Chemical compound CC(=O)OCC(OC(C)=O)COC(C)=O URAYPUMNDPQOKB-UHFFFAOYSA-N 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 239000004111 Potassium silicate Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910052910 alkali metal silicate Inorganic materials 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000007849 furan resin Substances 0.000 description 1
- 239000001087 glyceryl triacetate Substances 0.000 description 1
- 235000013773 glyceryl triacetate Nutrition 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000003110 molding sand Substances 0.000 description 1
- 229920000379 polypropylene carbonate Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229910052913 potassium silicate Inorganic materials 0.000 description 1
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 229910000162 sodium phosphate Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 229960002622 triacetin Drugs 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/18—Plants for preparing mould materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
- B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
- B22C1/18—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of inorganic agents
- B22C1/186—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of inorganic agents contaming ammonium or metal silicates, silica sols
- B22C1/188—Alkali metal silicates
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S241/00—Solid material comminution or disintegration
- Y10S241/10—Foundry sand treatment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mold Materials And Core Materials (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Detergent Compositions (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Treatment Of Sludge (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Water Treatment By Sorption (AREA)
- Underground Or Underwater Handling Of Building Materials (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8018423 | 1980-06-05 | ||
| GB8018423 | 1980-06-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5722842A JPS5722842A (en) | 1982-02-05 |
| JPS6026620B2 true JPS6026620B2 (ja) | 1985-06-25 |
Family
ID=10513843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56082439A Expired JPS6026620B2 (ja) | 1980-06-05 | 1981-05-28 | 再生砂の製造方法 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4416694A (de) |
| EP (1) | EP0041774B1 (de) |
| JP (1) | JPS6026620B2 (de) |
| AT (1) | ATE3821T1 (de) |
| AU (1) | AU537491B2 (de) |
| DE (1) | DE3160476D1 (de) |
| ES (1) | ES8300029A1 (de) |
| FR (1) | FR2483814B1 (de) |
| MX (1) | MX155862A (de) |
| NO (1) | NO158171C (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6313131A (ja) * | 1986-07-03 | 1988-01-20 | Pioneer Electronic Corp | 光学式情報記録再生装置 |
| WO2014098129A1 (ja) * | 2012-12-19 | 2014-06-26 | 旭有機材工業株式会社 | コーテッドサンド及びその製造方法並びに鋳型の製造方法 |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3335489A1 (de) * | 1983-09-30 | 1985-04-18 | Henkel KGaA, 4000 Düsseldorf | Haerter fuer alkalimetallsilikatloesungen fuer die bodenverfestigung |
| JPS619163U (ja) * | 1984-06-23 | 1986-01-20 | トヨタ自動車株式会社 | コ−ルドボツクス法の砂再生装置 |
| JPH0144483Y2 (de) * | 1984-10-01 | 1989-12-22 | ||
| JPS61126942A (ja) * | 1984-11-26 | 1986-06-14 | Chuzo Gijutsu Fukiyuu Kyokai | Ｃｏ↓２ガス法鋳型用粘結剤 |
| US4954138A (en) * | 1988-11-07 | 1990-09-04 | Norton Company | Stone to finish stone washed jeans |
| CH682986A5 (de) * | 1990-03-08 | 1993-12-31 | Fischer Ag Georg | Verfahren zur chargenweisen Regenerierbehandlung von überwiegend tongebundenem Giesserei-Altsand. |
| CH682056A5 (de) * | 1990-03-08 | 1993-07-15 | Fischer Ag Georg | |
| US5059247A (en) * | 1990-08-20 | 1991-10-22 | Texaco Chemical Company | Method for the preparation of foundry sand compositions |
| US5336315A (en) * | 1993-02-25 | 1994-08-09 | Texaco Chemical Company | Soil stabilization process |
| US6139619A (en) * | 1996-02-29 | 2000-10-31 | Borden Chemical, Inc. | Binders for cores and molds |
| ATE305909T1 (de) * | 1996-06-25 | 2005-10-15 | Hexion Specialty Chemicals Inc | Bindemittel für giessformen und kerne |
| US6030355A (en) * | 1997-11-12 | 2000-02-29 | 3M Innovative Properties Company | Orthopedic support material containing a silicate |
| CN1323779C (zh) * | 2002-09-13 | 2007-07-04 | 李明星 | 水玻璃砂的再生回用方法 |
| DE102007008149A1 (de) * | 2007-02-19 | 2008-08-21 | Ashland-Südchemie-Kernfest GmbH | Thermische Regenerierung von Gießereisand |
| US9314941B2 (en) * | 2007-07-13 | 2016-04-19 | Advanced Ceramics Manufacturing, Llc | Aggregate-based mandrels for composite part production and composite part production methods |
| IT1396601B1 (it) * | 2009-11-06 | 2012-12-14 | Edilfond S P A Ora Edilfond S R L A Socio Unico | Processo di produzione di sabbie per fonderia |
| US8759434B1 (en) | 2012-11-30 | 2014-06-24 | Abu Dhabi University | Nano-sized composites containing polyvinyl pyrrolidone modified sodium silicates and method for making binders using same |
| US11225441B2 (en) | 2018-10-18 | 2022-01-18 | Praxair S.T. Technology, Inc. | Chromium-free silicate-based ceramic compositions with reduced curing temperature |
| EP3786172A1 (de) | 2019-09-02 | 2021-03-03 | Prefere Resins Holding GmbH | Mehrfunktionelle cyclische organische carbonate als härtungsmittel für hydroxylgruppenhaltige organische verbindungen |
| US20220289907A1 (en) | 2019-08-17 | 2022-09-15 | Prefere Resins Holding Gmbh | Multifunctional cyclic organic carbonates as curing agents for organic compounds having phenolic hydroxyl groups |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1700713A (en) * | 1927-02-19 | 1929-01-29 | Buckeye Steel Castings Co | Method of and apparatus for treating molding sand |
| US2821375A (en) * | 1956-05-02 | 1958-01-28 | Shell Cast Alloys Ltd | Apparatus for reclaiming foundry sand |
| US3137046A (en) * | 1960-10-24 | 1964-06-16 | Int Minerals & Chem Corp | Foundry sand composition and method of preparation |
| US3542299A (en) * | 1968-07-11 | 1970-11-24 | Clearfield Machine Co | Foundry sand recovery methods |
| FR2115097B1 (de) * | 1970-11-30 | 1975-04-18 | Sigma Applic Produits | |
| DE2252217A1 (de) * | 1972-10-25 | 1974-05-09 | Halbergerhuette Gmbh | Verfahren zum rueckgewinnen von formgrundstoff |
| FR2382290A1 (fr) * | 1977-03-03 | 1978-09-29 | Tsi T | Sable liquide solidifiable a l'air pour la confection de moules et de noyaux de fonderie |
| FR2389409B1 (de) * | 1977-05-02 | 1980-02-01 | Rhone Poulenc Ind | |
| FR2411653A1 (fr) * | 1977-12-19 | 1979-07-13 | Rhone Poulenc Ind | Nouvelles compositions pour moules et noyaux en fonderie liees par des silicates |
| US4205796A (en) * | 1978-03-03 | 1980-06-03 | Rexnord Inc. | Vibrating reclaimer of foundry mold material |
-
1981
- 1981-05-08 AT AT81302031T patent/ATE3821T1/de not_active IP Right Cessation
- 1981-05-08 EP EP81302031A patent/EP0041774B1/de not_active Expired
- 1981-05-08 DE DE8181302031T patent/DE3160476D1/de not_active Expired
- 1981-05-20 AU AU70847/81A patent/AU537491B2/en not_active Ceased
- 1981-05-28 JP JP56082439A patent/JPS6026620B2/ja not_active Expired
- 1981-05-29 US US06/268,301 patent/US4416694A/en not_active Expired - Lifetime
- 1981-06-03 NO NO811884A patent/NO158171C/no unknown
- 1981-06-04 ES ES502764A patent/ES8300029A1/es not_active Expired
- 1981-06-04 MX MX187673A patent/MX155862A/es unknown
- 1981-06-05 FR FR8111150A patent/FR2483814B1/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6313131A (ja) * | 1986-07-03 | 1988-01-20 | Pioneer Electronic Corp | 光学式情報記録再生装置 |
| WO2014098129A1 (ja) * | 2012-12-19 | 2014-06-26 | 旭有機材工業株式会社 | コーテッドサンド及びその製造方法並びに鋳型の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| ES502764A0 (es) | 1982-10-01 |
| AU7084781A (en) | 1981-12-10 |
| FR2483814B1 (fr) | 1985-09-13 |
| ATE3821T1 (de) | 1983-07-15 |
| NO811884L (no) | 1981-12-07 |
| ES8300029A1 (es) | 1982-10-01 |
| JPS5722842A (en) | 1982-02-05 |
| AU537491B2 (en) | 1984-06-28 |
| NO158171B (no) | 1988-04-18 |
| MX155862A (es) | 1988-05-12 |
| FR2483814A1 (fr) | 1981-12-11 |
| DE3160476D1 (en) | 1983-07-28 |
| EP0041774B1 (de) | 1983-06-22 |
| NO158171C (no) | 1988-07-27 |
| EP0041774A1 (de) | 1981-12-16 |
| US4416694A (en) | 1983-11-22 |
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